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Department of Conservative Dentistry, College of Dentistry, Yonsei University, Korea.
Corresponding author: Byoung-Duck Roh. Department of Conservative Dentistry, College of Dentistry, Yonsei University, 134 Shinchon-Dong, Seodaemoon Gu, Seoul, 120-752, Korea. Tel: 82-2-361-8716, operatys16@yumc.yonsei.ac.kr
• Received: January 7, 2004 • Revised: April 8, 2004 • Accepted: June 26, 2004
Periapical cemental dysplasia(PCD) is a condition most commonly seen in the mandibular incisor region. Radiographically it passes through the three phases(osteolytic stage, intermediate stage, and mature stage). At osteolytic stage, the lesion is similar to features associated with granuloma or cyst that arise following pulpal necrosis. So, it is important to confirm the vitality of the pulp to diagnosis.
In this case, it is difficult to confirm the vitality of involved tooth because the tooth was covered with PFG bridge. And it is unusual that the PCD lesion at mandibular incisors has occurred at first and the lesion of mandibular canine and mandibular premolar were occurred afterward.
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Figure 1
Periapical view of left mandibular canine (2003. 3. 13.).
Figure 2
Radiographic change: Apical region of left mandibular canine and premolar.
Figure 3
PFG bridge on #31-#33
Figure 4
Radiographic change: Apical region of mandibular incisors.